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Residential (General/Single)Residential
$753,560
TopHap EstimateOur estimate of what this home would sell for today, based on nearby sales, the home's size and features, and local price trends. It is a starting point, not an appraisal.· confidence 89How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026

49 PROSPECT PL

HAUPPAUGE, NY 11788
0
Baths

Valuation

$754K
$671K low$836K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$231 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$70 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$70
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$11,864

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.7 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Residential (General/Single)
CountySUFFOLK
PoolWhether the property has a pool, and what kind, such as in-ground.No

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

H
Deer Park High SchoolB
High · Grades 9–12 · 1.0 mi
E
John Quincy Adams Primary School
Elementary · Grades PK–2 · 1.4 mi
M
Robert Frost Middle SchoolB+
Middle · Grades 6–8 · 1.6 mi

District: Deer Park Union Free School District

Neighborhood · ZIP 11788These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.

CrimeLocal crime compared with the rest of the country, where 100 is average. It reflects things like population density, income, and how crime gets reported.46
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.101
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.71

Index scale: 100 = US average (tick). Lower is better.

Homes occupiedThe share of homes here that someone lives in. The rest sit empty, including vacation and for-sale homes.98%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.28%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.4%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.16,596
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,944 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$144,199
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$164,182
Average tempThe average temperature here across a full year.52°F
Annual precipHow much rain and melted snow falls here in a typical year.48 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.58%

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Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

How this home compares

49 Prospect Pl measured against every home in its neighborhood, its ZIP code and its county, using county assessor records refreshed nightly. A home can stand out in one of those areas and look ordinary in another, because each one holds a different mix of homes.

  • Worth more than 86% of homes in Deer Park

What homes are worth in Hauppauge 11788

Each bar is how many homes fall in that price range. The marker is this home.

This home
$526K$1.3M

This home is worth more than 46% of homes in Hauppauge 11788.

How it measures up in Hauppauge 11788

The dot is this home. The mark in the middle is the typical home in Hauppauge 11788.

Estimated value$753,560
CheaperTypical $766,880Pricier

Pricier than 46% of homes nearby

How 49 Prospect Pl ranks against every home in each area.
MeasureThis homeDeer ParkHauppauge 11788Suffolk County
Estimated valuepricier than$753,56086% of homes46% of homes60% of homes

About 49 Prospect Pl

How much is 49 Prospect Pl, Hauppauge, NY worth?

The TopHap Estimate for 49 Prospect Pl, Hauppauge, NY is $753,560 as of Sep 24, 2026. The likely range is $671,012 to $836,108. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 49 Prospect Pl, Hauppauge, NY last sell?

49 Prospect Pl, Hauppauge, NY last sold on Jan 1, 1900, according to the county's recorded deed.

What schools serve 49 Prospect Pl, Hauppauge, NY?

49 Prospect Pl, Hauppauge, NY is assigned to Deer Park High School (high), rated B; John Quincy Adams Primary School (elementary); Robert Frost Middle School (middle), rated B+. All sit in Deer Park Union Free School District. Attendance boundaries change — confirm with the district before relying on an assignment.

What are the property taxes on 49 Prospect Pl, Hauppauge, NY?

The 2024 property tax bill for 49 Prospect Pl, Hauppauge, NY was $231. The county assessed it at $70.

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